feat: update cryptography lib requirement

jrconlin · jrconlin · commit 09d0cec17a11 · 2017-09-29T12:13:30.000-07:00
diff --git a/python/requirements.txt b/python/requirements.txt
@@ -1,2 +1,2 @@
 ecdsa==0.13
-cryptography>=1.8.2,<=1.10
+cryptography>=1.8.2,<=2.0.3
